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Computer, PC Coupling
Sending Priority
The DISOMAT units always have low priority. If both stations attempt to start data
communication, DISOMAT aborts sending and goes to receiving state.
Sequence
1. Sample Sequence:
DISOMAT with address 01 is to transmit current weight values to EDP.
1) EDP sends command for weigh data transmission to DISOMAT (01#TG#).
Master (EDP)
<ENQ>
<STX>01#TG#<ETX><BCC>
2)
DISOMAT responds with response message comprising net and tare weights,
weight change per time unit (dW/dt) and scale status information.
Master (EDP)
<ACK>
<ACK>
DISOMAT Opus, Satus, Tersus, Data Communication
© Schenck Process
Slave (DISOMAT )
<ACK>
<ACK>
Slave (DISOMAT )
<ENQ>
STX>01#TG#netto#Tare#dg/dt#status#<ETX><BCC>
BV-H2359GB/0902
4.1 Protocols
Protocol Element
Enquiry
Acknowledgement
Request message
Acknowledgement
Protocol Element
Enquiry
Acknowledgement
Response message
Acknowledgement
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